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- Under the different laser parameters,the electron energy gain depends on the laser intensity,focal spot size and pulse width. 不同激光参量条件下,得到了电子的能量增益与激光强度、焦斑大小和脉冲宽度关系。
- Due to optical diffraction limits, the focal spot size is influenced by the incident wavelength and the numerical aperture of a lens. 摘要:由于光学绕射极限的限制,聚焦光点受到入射光波长及透镜数值孔镜的影响。
- Abstract he method of measuring the focal spot size of X-ray source was designed by using a monolithic glass polycapillary X-ray collimator (MGPXRC). 摘要 设计了一种测量X射线光源焦斑尺寸的方法:多毛细管准直器法。
- Measurement of the effective focal spot size for industrial X-ray apparatus 工业用X射线仪有效焦点尺寸的测量
- focal spot size 焦点大小
- We will consequently refer to it as the beam "spot size". 我们将它称为光束的“光斑尺寸”。
- Combined with SSD, the new CPP have the better effect for controlling focal spot than the CPP designed by "standard" method. 进一步分析表明,新方法设计的CPP与光谱色散匀滑技术耦合的效果更佳。
- The excursion of centroid position of focal spot may be easily acquired with the centroid position expression of focal spot. 利用焦斑质心位置表达式,可分析和确定由于振幅调制和相位畸变导致的质心位置偏移。
- The centroid position of the focal spot directly depending on intensity distribution and phase slope distribution of near field is derived, and its physical meaning is described. 进一步推导了焦斑质心位置对光束近场强度分布和相位斜率分布的依赖关系式,并对该式清晰的物理意义进行了阐述。
- There are two critical values for outer radius of the inner annular zone, at which focal spot changes sharply.The tunable range of the focal depth is very considerably. 增大内圆环的外半径,焦深沿轴向变大,相位板可以调节光学焦深,并且可调的范围很大。
- Limiting of the spot size of intense relativistic electronic beams in a solenoidal field[J]. 引用该论文 石金水;石金水;林郁正;丁伯南.
- Tapered lensed fiber(TLF)can couples optical energy into PLCs integrated with spot size converter high-efficiently. 本文在深入研究、分析几种耦合方案的基础上,提出使用锥形透镜光纤(TLF)可以实现与带有模斑转换器的波导芯片的高效耦合。
- Spot size detection method is representative method to obtain a focus error digital optical disk storage system. 光斑尺寸法是数字光盘信息存储中的典型聚焦误差探测方法。
- If the maximum magnetic field of lens is 9500Gs and the FWHM width of field is about 11.6cm, the X-ray spot size will finally be 1.03mm approximately. 当透镜峰值场强9500Gs;半高宽11.;6cm;束流包络半径3cm;平行入射;X光焦斑直径计算值最终趋于1
- By reducing the beam spot size, it provides 30% more screen real estate with no added footprint, says Sony, being translated into more potential windows on screen. 据Sony公司称,把电子束的直径缩小,不用增加(显示器)占桌面面积,就可以把屏幕实际使用面积增加30%25,换言之,在屏幕上可以显示更多的窗口。
- And the MGPXRC method has a potential application in the measurement of X-ray source with a spot size of a submicron or even smaller. 多毛细管准直器法对焦斑直径在亚微米量级或更小X射线源的焦斑尺寸测量中将显示出更多的优势。
- It is shown that when there is a slight bending at the vicinity of splice joint, the spot size increases sharply at higher frequencies. 结果表明,当接合点附近有微弯时,高频率的光斑尺寸将明显增加。
- Factors such as sort of crude oils or application spot size do not influence the FID response of our samples under the studied co... 在给定试验条件下,原油的种类和实际点样量不影响FID的响应值。
- By reducing the beam spot size,it provides 30% more screen real estate with no added footprint,says Sony,being translated into more potential windows on screen. 据Sony公司称,把电子束的直径缩小,不用增加(显示器)占桌面面积,就可以把屏幕实际使用面积增加30%25,换言之,在屏幕上可以显示更多的窗口。
- Focal spot to image receptor distance 焦点至影像接收器距离